Network & Security Expert

TDCX

Network & Security Expert monitoring and managing infrastructure services at TDCX. Responsible for technical support and system integrity with a focus on cyber security for global operations.

Posted 6/6/2026full-time🇸🇬 SingaporeJuniorMid-LevelWebsite

Tech Stack

Tools & technologies

DNSFirewallsNFSSMTPTCP/IP

About the role

Key responsibilities & impact

Monitor, maintain, and manage servers and infrastructure services, such as Anti-virus systems, Databases, Active Directory, Exchange Mail, File services, firewalls, etc.
Develop and implement housekeeping routines, monitoring system and infrastructure service logs
Ensure that back-up operations are executed and completed, ensuring the integrity of back-up operations periodically in order to restore from back-up as required
Provide technical support for the end users needs, such as personal computers (PCs), laptops, network printer, and emails
Conduct root cause analysis of incidents and provide permanent resolution to these incidents
Handle privilege access, system configuration compliance, and vulnerability management collaboration.
Any other duties and responsibilities that may be assigned to you by the management from time to time, within your category of employment in the organization and for the effective implementation, maintenance and continual improvement of the Quality Management System of TDCX.

Requirements

What you’ll need

Candidate must possess at least a Diploma, Advanced/Higher/Graduate Diploma, Bachelor's Degree, Post Graduate Diploma, Professional Degree, Master's Degree in Safety Management, Engineering or a related qualification
Preferably with 2 years of working experience in the related field is ideal for this position
Experienced in supporting end users for their daily PC usage problem (Microsoft Windows)
Experienced with Windows Server Active Directory users and computers, Windows Server Active Directory, network infrastructure, Windows Server files and folders permission
Experienced with DNS and NFS, SMTP, HTTP, WINS, IIS and FTP and TCP/IP
Possesses good customer support skills
Excellent verbal and written communication skills in English and the language of the supporting market

Benefits

Comp & perks

Attractive remuneration and great perks
Comprehensive medical, insurance, and social security coverage
World-class workspaces
Engaging activities and recognition programs
Strong learning and development plans for your career growth
Positive work culture that enables your future
Easy-to-access location with direct public transport links
Flexible working arrangements
Coaching and mentoring from experts in your field

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

server managementinfrastructure servicesbackup operationsroot cause analysissystem configuration compliancevulnerability managementMicrosoft WindowsWindows ServerDNSTCP/IP

Soft Skills

customer supportverbal communicationwritten communication

Certifications

DiplomaBachelor's DegreeMaster's DegreeProfessional Degree